Rylai Crestfall, the Crystal Maiden, is one of DotA 1's most iconic and essential support heroes. Distinguished by her incredible Intelligence growth and potent crowd-control kit, she serves as a vital enabler for her team's success. Whether she is slowing enemies with arctic blasts, pinning targets in place with magical ice, or providing a global mana regeneration boost to her allies, Crystal Maiden's presence shifts the tempo of every engagement. Despite her fragility, her ability to turn the tide with a well-placed ultimate makes her a force to be reckoned with in any lane.
2. Base Stats & Attributes
Hero Attributes
| Attribute |
Base Value |
Growth (per level) |
| Strength |
18 |
+2.2 |
| Agility |
16 |
+1.6 |
| Intelligence |
16 |
+3.3 |
Statistics & Mechanics
| Statistic |
Value |
Mechanic |
Value |
| Damage |
44-50 |
Base HP Regen |
0.25/s |
| HP |
560 |
HP Regen |
+2.05/s |
| MP |
242 |
MP Regen |
+1.56/s |
| Armor |
1.3 |
Turn Rate |
0.5 |
| Move Speed |
280 |
Base Attack Time (BAT) |
1.7 |
| Attack Range |
600 (missile: 900) |
Attack Animations |
0.45 / 0 |
3. Hero Skills Breakdown
1. Crystal Nova
Blasts enemy units around a target point with a wave of frost. This freezing explosion slows both the movement and attack speed of all enemies caught in the blast while providing a temporary glimpse of the area to allies.
- Damage Type: Magical
- Area of Effect (AoE): Target point burst
- Utility: Grants ground vision around the impact area
| Level |
Magical Damage |
Move Speed Slow |
Attack Speed Slow |
Cooldown |
Manacost |
| 1 |
20 |
20% |
130 |
11 sec |
115 |
| 2 |
30 |
30% |
170 |
10 sec |
135 |
| 3 |
40 |
40% |
210 |
9 sec |
155 |
| 4 |
50 |
50% |
260 |
8 sec |
175 |
2. Frostbite
Freezes the target in a case of solid ice, rendering them immobile and unable to launch basic attacks. During this time, the target sustains periodic damage.
- Damage Type: Magical
- Crowd Control Type: Root and Disarm
- Unique Behavior: Deals damage in intervals; duration is significantly longer against non-hero units
| Level |
Stun Duration (Heroes) |
Damage per 0.5s |
Cooldown |
Manacost |
| 1 |
1.5 seconds |
50 |
9 sec |
140 |
| 2 |
2.0 seconds |
50 |
8 sec |
145 |
| 3 |
2.5 seconds |
50 |
7 sec |
150 |
| 4 |
3.0 seconds |
50 |
6 sec |
155 |
3. Brilliance Aura
Provides a continuous flow of magical energy to all friendly units on the battlefield, boosting their mana regeneration rate. Crystal Maiden herself receives a significantly higher bonus from this aura.
- Mechanic: Global Passive Aura
- Unique Behavior: Self-bonus is higher than the bonus provided to allies
| Level |
Ally Mana Regen Bonus |
Self Mana Regen Bonus |
Cooldown |
Manacost |
| 1 |
+1.0 |
+2.5 |
Passive |
0 |
| 2 |
+1.5 |
+4.5 |
Passive |
0 |
| 3 |
+2.0 |
+6.5 |
Passive |
0 |
| 4 |
+2.5 |
+8.5 |
Passive |
0 |
4. Freezing Field
Rylai channels a violent blizzard, causing random icy explosions to strike the ground in the area surrounding her. Enemies caught in the blizzard are slowed and suffer reduced attack speed. Rylai gains a significant armor bonus to help her survive while channeling.
- Damage Type: Magical
- Mechanic: Channeling Ability
- Unique Behavior: Boosts Rylai's armor by 20 during the effect
- Aghanim's Scepter Upgrade: Automatically applies the current level of Frostbite to enemies that stay within the field for too long
| Level |
Damage per Explosion |
Slow Effects |
Cooldown |
Manacost |
| 1 |
105 |
30% MS Slow / 60 AS Slow |
110 sec |
200 |
| 2 |
170 |
30% MS Slow / 60 AS Slow |
100 sec |
400 |
| 3 |
250 |
30% MS Slow / 60 AS Slow |
90 sec |
600 |
4. Item Build Guide
| Phase |
Recommended Items |
Strategic Purpose |
| Early Game |
Observer Wards, Tranquil Boots, Magic Wand |
Observer Wards are essential for team utility. Tranquil Boots provide necessary HP regeneration, and Magic Wand offers vital burst survival for a fragile support. |
| Core Items |
Blink Dagger, Glimmer Cape, Force Staff |
Blink Dagger enables perfect positioning for Freezing Field. Glimmer Cape provides magic resistance and invisibility to escape death, and Force Staff offers mobility to save allies. |
| Late Game |
Black King Bar (BKB), Aghanim's Scepter, Ghost Scepter |
BKB is often required to finish channeling your ultimate. Aghanim's Scepter adds deadly control, and Ghost Scepter keeps you alive against heavy physical attacks. |
5. Quick Gameplay Tips
- The Blink-Ult Combo: Never initiate with Freezing Field by simply walking into the enemy. Purchase a Blink Dagger and use it to jump into fog or behind trees before channeling. This maximizes your chances of getting the full duration off without being immediately stunned or silenced by the enemy team.
- Early Jungle Farming: Frostbite lasts for 10 seconds on non-hero units. Use this to take down large neutral creeps in the jungle early in the game to gain extra experience and gold, provided your carry is safe in lane.
- Maximize Aura Value: Your Brilliance Aura is global, meaning your allies benefit even if you are dead. Because your mana regeneration is much higher than theirs, prioritize staying alive in the backline; as long as you are on the map, your team maintains a significant casting advantage.